/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: xiaotutu
 * Date: 2023-12-16
 * Time: 19:04
 */
public class UserNameExceptiom extends RuntimeException{
    public UserNameExceptiom() {
    }

    public UserNameExceptiom(String message) {
        super(message);
    }
}
